Home / 47,305.19-70,957.78-19,240.51

Finding the Fourth Proportional to 47,305.19, 70,957.78 and 19,240.51

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Solution

The fourth proportional to 47,305.19, 70,957.78 and 19,240.51 is: 28,860.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,305.19 : 70,957.78 = 19,240.51 : x
  2. Step 2: Convert to fraction form
    47,305.19/70,957.78 = 19,240.51/x
  3. Step 3: Cross multiply
    47,305.19x = 70,957.78 × 19,240.51
  4. Step 4: Simplify right side
    47,305.19x = 1,365,263,875.67
  5. Step 5: Solve for x
    x = 1,365,263,875.67/47,305.19
  6. Step 6: Final answer
    x = 28,860.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.